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SUSE Linux Micro 6.0 QEMU Critical Service Disruption Flaws 2026-21912

SUSE Linux Micro 6.0 QEMU Critical Service Disruption Flaws 2026-21912

Linuxsecurity •LinuxSecurity Advisories • June 2, 2026

## This update for qemu fixes the following issues * CVE-2025-14876: qemu-kvm: Unbounded allocation in virtio-crypto (bsc#1255400). * CVE-2026-0665: out-of-bounds heap access can lead to a denial of service or potential memory corruption (bsc#1256484). * CVE-2026-2243: incorrect bounds check leads to heap out-of-bounds read and a 12-byte information leak when processing specially crafted VMDK files (bsc#1258509). * CVE-2026-3195: heap buffer overflow when reading input audio in the virtio- snd device input callback due to insufficient checks in `virtio_snd_pcm_in_cb` (bsc#1259080). * CVE-2026-3196: integer overflow in the virtio-snd device via PCM_INFO requests from the guest leads to unbounded memory allocation and host denial-of-service (bsc#1259079).

## This update for qemu fixes the following issues * CVE-2025-14876: qemu-kvm: Unbounded allocation in virtio-crypto (bsc#1255400). * CVE-2026-0665: out-of-bounds heap access can lead to a denial of service or potential memory corruption (bsc#1256484). * CVE-2026-2243: incorrect bounds check leads to heap out-of-bounds read and a 12-byte information leak when processing specially crafted VMDK files (bsc#1258509). * CVE-2026-3195: heap buffer overflow when reading input audio in the virtio- snd device input callback due to insufficient checks in `virtio_snd_pcm_in_cb` (bsc#1259080). * CVE-2026-3196: integer overflow in the virtio-snd device via PCM_INFO requests from the guest leads to unbounded memory allocation and host denial-of-service (bsc#1259079).

* CVE-2025-14876 ( SUSE ): 6.8

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

* CVE-2025-14876 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2025-14876 ( NVD ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

* CVE-2026-0665 ( SUSE ): 6.8

CVSS:4.0/AV:L/AC:L/AT:N/PR:H/UI:N/VC:N/VI:L/VA:H/SC:N/SI:N/SA:N

* CVE-2026-0665 ( SUSE ): 6.1 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H

* CVE-2026-0665 ( NVD ): 6.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:C/C:N/I:N/A:H

* CVE-2026-2243 ( SUSE ): 4.8

Announcement ID: SUSE-SU-2026:21912-1 Release Date: 2026-05-28T15:31:35Z Rating: important

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